module.exports = app => {
    return class User extends app.Service {


        //out_trade_no_user 用户订单表中  新增用户订单信息
        * query_balance(uid) {
            const sql = `SELECT * FROM Recharge_user WHERE openID=?;`
            const result = yield app.mysql.query(sql, uid)
            return result
        }
    }
};